Every base-map knob with its kind and description: visible, then one toggle per layer group in
baseMapLayerGroupNames order, then one per road part. Static data, readable with no map loaded.
Remarks
A knob is a plain display value in BaseMapModuleConfig, at the path its id names. None
carries a default: unset, a layer is drawn as the style ships it, and some groups ship hidden.
Every base-map knob with its kind and description:
visible, then one toggle per layer group in baseMapLayerGroupNames order, then one per road part. Static data, readable with no map loaded.